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Finding the Fourth Proportional to 244,980.86, 338,110.20 and 149,543.01

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Solution

The fourth proportional to 244,980.86, 338,110.20 and 149,543.01 is: 206,391.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,980.86 : 338,110.20 = 149,543.01 : x
  2. Step 2: Convert to fraction form
    244,980.86/338,110.20 = 149,543.01/x
  3. Step 3: Cross multiply
    244,980.86x = 338,110.20 × 149,543.01
  4. Step 4: Simplify right side
    244,980.86x = 50,562,017,019.70
  5. Step 5: Solve for x
    x = 50,562,017,019.70/244,980.86
  6. Step 6: Final answer
    x = 206,391.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.